Retention collar for spray gun cup



FIG. 1 is a perspective view of a retention collar for spray gun cup embodying the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a perspective view thereof assembled along with other components of a spray gun cup.

The rear view is a mirror image of the front view and is therefore not shown.

The right side view is a mirror image of the left side view and is therefore not shown.

The broken lines in the drawings illustrate portions of the retention collar for spray gun cup which form no part of the claimed design. 

CLAIM The ornamental design for a retention collar for spray gun cup, as shown and described. 